Study Bachman et al. (1978): study US 1966

Public:

Public highschool boys followed 8 years from grade 10, USA, 1966-74

Sample:

Respondents:

N = 1628

Non Response:

2.8% at T1, 17.2% at T2, 21.0% at T3, 28.9% at T4, 28.5% at T5

Assessment:

Multiple methods
Interviews, tests and questionnaires

Correlate

Authors's label

Self-percieved school ability

Our Classification

Operationalization

Index at T1 and T2 of three items in which respondent rates himself in comparison to others his age on overall school ability, reading ability, and intelligence. Scale: 1 = far below average to 6 = far above average

Observed Relation with Happiness